Rice is food stapple commodity for Indonesian people. It has the importantrule for economic stability of Indonesian. This research aimed to analyze the stability of Indonesian rice supply and demand equilibrium and to evaluate short-run and long-run impacts of price policy in Indonesia at the period of the 2000.I– 2005.IV

The method used in this thesis was use descriptive secondary data or quarterly data along sight years. Datas were taken from bulog and bps

The instrument analysis that used in this research were analyze regression with least square method, analyze to evaluate short-run and long-run impact and using Cobweb equilibrium model.

Based on this research, it can be concluded that in the short-run equilibrium of rice supply and demand deviates, however, in the long-run it is stable. These imply that price policy on agricultural inputs and output does not disturb Indonesian at the period 2000.I -2005.IV rice market. Therefore, the policy is still reasonable to implement.